Fendt 900 Vario COM2 service schedule

Fendt 900 Vario · Dates: check your serial number

Covers the Fendt 900 Vario COM2 (916–926).

Every maker's service job for the Fendt 900 Vario COM2, counted in hours, with the oils, filters and parts each one needs. Add your tractor to Farmyard Workshop and it works out what's due from your hours and dates, and keeps the service history.

Track your 900 Vario COM2 for free

Versions: 916, 918, 920, 922, 924, 926 Vario (COM2)

Service intervals

JobWhen
Engine oil and filter changeevery 500 hours
Fuel filters changeevery 500 hours
Cab air filtersevery 500 hours
Lubricate all grease pointsevery 500 hours
Engine air filter, primary elementevery 1,000 hours
Engine air filter, secondary elementevery 1,000 hours
Belts, idler and tensioner bearings checkevery 1,000 hours
Vario transmission oil and filters changeevery 1,000 hours
Front axle differential, hub and front PTO oil changeevery 1,000 hours
Hydraulic oil and filters changeevery 1,000 hours
Cab fresh air and heater filtersevery 1,000 hours
Engine coolant changeevery 2,000 hours
Valve clearance checkevery 2,000 hours
Rear axle final drive oil changeevery 2,000 hours
Pilot pressure filter changeevery 2,000 hours

Service jobs and parts

Engine oil and filter change

Engine · every 500 hours

Dealer schedule: engine oil, oil filter and drain plug gasket are changed together every 500 hours.

PartQtyNotesPart number
Engine oil115W-40, 25 L. Aztec Oils match: EMPROTEC EHPD 15W-4079038710B
Engine oil filter1F926202510010
Oil drain plug gasket2X540006678000
Step-by-step
  1. Park on level ground, lower the linkage and any implement, stop the engine, take the key out and chock the wheels.
  2. Let it stand a few minutes. Hot oil burns, and the exhaust is very hot after a regeneration. Wear gloves.
  3. Remove the sump drain plug and let the oil drain fully.
  4. Remove the old oil filter and clean the filter seat. Wipe a little clean oil on the new seal and fit it as the filter says.
  5. Fit the drain plug with a new gasket and tighten it to the torque in your handbook.
  6. Fill with the oil, run the engine for a minute, stop, wait a few minutes and check the dipstick. Top up to the mark, not above.
  7. Check for leaks at the filter and plug. Reset the service reminder on the terminal if your tractor has one.

Tools: Drain tray (large enough for the sump), Filter wrench, Spanner or socket for the sump plug, Funnel, Rags, Gloves

Fuel filters change

Fuel · every 500 hours

Dealer schedule: fuel filter, fuel pre-filter and fuel pump pre-filter every 500 hours.

PartQtyNotesPart number
Fuel filter1F816200060020
Fuel pre-filter1O-rings 72451959 and 72452215F916200060100
Fuel pump pre-filter1O-ring 72425811F926202710680
Step-by-step
  1. Park on level ground, lower the linkage and any implement, stop the engine and take the key out.
  2. Clean around the filter housing so no dirt gets in when it is opened.
  3. Remove the old element or cartridge and catch what spills. Dispose of it properly.
  4. Wipe the seat clean, fit the new seals (new O-rings where the list shows them) and fit the new element.
  5. Refit the housing, then bleed or prime the system as your handbook says if it is a fuel filter.
  6. Run the engine and check for leaks.

Tools: Filter wrench or the key the handbook shows, Clean rags, Gloves, Container for spilled fuel or oil

Cab air filters

Cab · every 500 hours

Dealer schedule: the recirculating filter every 500 hours; fresh air and heater filters every 1,000 hours.

PartQtyNotesPart number
Recirculating air filter1920810140040
Step-by-step
  1. Stop the engine and take the key out.
  2. Open the filter cover (the handbook shows where) and take out the old filter.
  3. Clean the housing, then fit the new filter the right way round.
  4. Close the cover and check the air flows normally.

Tools: Basic hand tools, Vacuum or clean rags, Gloves

Lubricate all grease points

Chassis · every 500 hours

Dealer schedule: all grease points on the lubrication chart at every 500-hour service.

PartQtyNotesPart number
Grease1Grease (grade: check your handbook). Fendt grease pack79014728B
Step-by-step
  1. Wipe each grease nipple clean.
  2. Grease every point on the handbook's lubrication chart until fresh grease shows. Do not over-pump seals.
  3. Wipe off the excess.

Tools: Grease gun, Rags

Engine air filter, primary element

Engine · every 1,000 hours

Dealer schedule: primary and secondary air filter elements every 1,000 hours.

PartQtyNotesPart number
Engine air filter, primary element1H930200091100
Step-by-step
  1. Stop the engine and take the key out.
  2. Open the air cleaner housing and remove the old element. Cover the open intake so nothing drops in.
  3. Wipe the inside of the housing clean.
  4. Fit the new element and close the housing. Check the clips and seals.
  5. If your tractor shows the filter restriction on the terminal, reset it after fitting a new element.

Tools: Clean rags, Gloves

Engine air filter, secondary element

Engine · every 1,000 hours

Dealer schedule: replaced with the primary element.

PartQtyNotesPart number
Engine air filter, secondary element1H916201091060
Step-by-step
  1. Stop the engine and take the key out.
  2. Open the air cleaner housing and remove the old element. Cover the open intake so nothing drops in.
  3. Wipe the inside of the housing clean.
  4. Fit the new element and close the housing. Check the clips and seals.
  5. If your tractor shows the filter restriction on the terminal, reset it after fitting a new element.

Tools: Clean rags, Gloves

Belts, idler and tensioner bearings check

Engine · every 1,000 hours

Dealer schedule: remove the belts and check the idler and tensioner bearings.

Step-by-step
  1. Stop the engine and take the key out. Let it cool.
  2. Carry out the check as your handbook describes.
  3. Replace or adjust anything that is worn or out of limits.
  4. Run the engine and check that everything works.

Tools: Basic hand tools, Torch, Rags

Vario transmission oil and filters change

Transmission · every 1,000 hours

Dealer schedule: transmission oil, pressure filter, suction filter and drain plug gaskets all every 1,000 hours.

PartQtyNotesPart number
Transmission oil1821XL hydraulic/transmission fluid (grade: check your handbook), 66 L. Aztec Oils match: AGRITEC UTTO79035451B
Pressure filter1F91610060001A
Pressure filter O-ring172313495
Suction filter1F916100490010
Suction filter O-ring172424095
Drain plug gasket1X540003078000
Drain plug gasket (second size)1X540010278000
Step-by-step
  1. Park on level ground, lower the linkage and implements, stop the engine, take the key out and chock the wheels.
  2. Clean around the drain plugs, filters and filler before opening anything.
  3. Drain the oil from the plugs the handbook shows. Warm oil drains best, but take care, it is hot.
  4. Change the filters and O-rings listed, wetting the new seals with clean oil.
  5. Refit the drain plugs with new gaskets, then fill with the oil in the note.
  6. Run the engine, work the controls, then stop and check the level. Top up to the mark. Check for leaks.

Tools: Drain tray (large), Spanners and sockets for plugs and filter housings, Filter wrench, Funnel or pump, Rags, Gloves

Front axle differential, hub and front PTO oil change

Front axle · every 1,000 hours

Dealer schedule: front differential 10 L and hubs 3 L each side (80W-90) and front PTO 5 L (85W-140), if fitted, every 1,000 hours. The front PTO filter is changed too.

PartQtyNotesPart number
Gear oil180W-90. Gear oil, 10 L differential and 6 L hubs. Aztec Oils match: TRANSMATEC EP-4 80W-9079036959B
Front PTO oil185W-140. Gear oil, 5 L (if fitted)check your handbook
Front PTO filter1If fitted. Check your handbook for the part numbercheck your handbook
Drain plug gasket4Dealer lists 4X540007678000
Step-by-step
  1. Park on level ground, stop the engine, take the key out and chock the wheels. Warm oil drains best.
  2. Clean around the filler and drain plugs. Remove the filler plug first so you know you can refill it.
  3. Remove the drain plugs and let the oil run out. Clean the magnetic plugs if they are fitted.
  4. Fit the drain plugs with new gaskets or O-rings.
  5. Fill through the filler hole to the level in the note. Wait a few minutes and check again.
  6. Refit the filler plug and check for leaks after a short drive.

Tools: Drain tray, Spanner or socket for the drain and fill plugs, Pump or funnel for gear oil, Rags, Gloves

Hydraulic oil and filters change

Hydraulics · every 1,000 hours

Dealer schedule: hydraulic oil, return filter, reservoir breather and the endplate service all every 1,000 hours.

PartQtyNotesPart number
Hydraulic oil1821XL hydraulic/transmission fluid (grade: check your handbook), 71 L. Aztec Oils match: AGRITEC UTTO79037113B
Hydraulic return line filter1O-ring 72312305G716860060310
Hydraulic reservoir breather1F916860060010
Endplate service kit / accumulator test1F716961020010
Drain plug gasket1X540009478000
Step-by-step
  1. Park on level ground, lower the linkage and implements, stop the engine, take the key out and chock the wheels.
  2. Clean around the drain plugs, filters and filler before opening anything.
  3. Drain the oil from the plugs the handbook shows. Warm oil drains best, but take care, it is hot.
  4. Change the filters and O-rings listed, wetting the new seals with clean oil.
  5. Refit the drain plugs with new gaskets, then fill with the oil in the note.
  6. Run the engine, work the controls, then stop and check the level. Top up to the mark. Check for leaks.

Tools: Drain tray (large), Spanners and sockets for plugs and filter housings, Filter wrench, Funnel or pump, Rags, Gloves

Cab fresh air and heater filters

Cab · every 1,000 hours

Dealer schedule: fresh air and heater filters every 1,000 hours.

PartQtyNotesPart number
Fresh air filter1H816810140071
Heater air filter1H260810140180
Step-by-step
  1. Stop the engine and take the key out.
  2. Open the filter cover (the handbook shows where) and take out the old filter.
  3. Clean the housing, then fit the new filter the right way round.
  4. Close the cover and check the air flows normally.

Tools: Basic hand tools, Vacuum or clean rags, Gloves

Engine coolant change

Cooling · every 2,000 hours

Dealer schedule: the coolant and its drain plug gasket are changed every 2000 hours.

PartQtyNotesPart number
Coolant1Premixed Fleetguard antifreeze, 27 LCC2826
Radiator cap1G199204050020
Coolant drain plug gasket1X540002478000
Step-by-step
  1. Let the engine cool fully. Never open the cap on a hot engine.
  2. Open the cap and drain the coolant from the drain plug. Dispose of it as hazardous waste.
  3. Fit the drain plug with a new gasket.
  4. Fill with the coolant in the note. Run the engine up to temperature with the heater on full and top up.
  5. Check for leaks and re-check the level when cold.

Tools: Drain tray, Funnel, Hose clamp pliers, Rags, Gloves

Valve clearance check

Engine · every 2,000 hours

Dealer schedule: valve clearance checked every 2,000 hours, with a new valve cover gasket.

PartQtyNotesPart number
Valve cover gasket1725200010251
Valve cover gasket (second part)3Dealer lists 3F926202210010
Step-by-step
  1. Stop the engine and take the key out. Let it cool.
  2. Carry out the check as your handbook describes.
  3. Replace or adjust anything that is worn or out of limits.
  4. Run the engine and check that everything works.

Tools: Basic hand tools, Torch, Rags

Rear axle final drive oil change

Rear axle · every 2,000 hours

Dealer schedule: final drive oil every 2,000 hours.

PartQtyNotesPart number
Final drive oil185W-140. Gear oil, 13 L (flanged axles: check your handbook). Aztec Oils match: AGRITEC EP-4 85W-140 WBScheck your handbook
Drain plug gasket1X540007478000
Drain plug gasket (second size)1X540008278000
Step-by-step
  1. Park on level ground, stop the engine, take the key out and chock the wheels. Warm oil drains best.
  2. Clean around the filler and drain plugs. Remove the filler plug first so you know you can refill it.
  3. Remove the drain plugs and let the oil run out. Clean the magnetic plugs if they are fitted.
  4. Fit the drain plugs with new gaskets or O-rings.
  5. Fill through the filler hole to the level in the note. Wait a few minutes and check again.
  6. Refit the filler plug and check for leaks after a short drive.

Tools: Drain tray, Spanner or socket for the drain and fill plugs, Pump or funnel for gear oil, Rags, Gloves

Pilot pressure filter change

Hydraulics · every 2,000 hours

Dealer schedule: pilot pressure filter every 2,000 hours.

PartQtyNotesPart number
Pilot pressure filter1O-ring 72433582F716961020220
Step-by-step
  1. Park on level ground, lower the linkage and any implement, stop the engine and take the key out.
  2. Clean around the filter housing so no dirt gets in when it is opened.
  3. Remove the old element or cartridge and catch what spills. Dispose of it properly.
  4. Wipe the seat clean, fit the new seals (new O-rings where the list shows them) and fit the new element.
  5. Refit the housing, then bleed or prime the system as your handbook says if it is a fuel filter.
  6. Run the engine and check for leaks.

Tools: Filter wrench or the key the handbook shows, Clean rags, Gloves, Container for spilled fuel or oil

Oils, fluids and capacities

SystemOil or specCapacity
EngineSix-cylinder turbo diesel. Engine make and size: check your handbook
Engine oil15W-40 engine oil (dealer pack 79038710B). Check your handbook for the exact specification.25 L (dealer schedule)
CoolantPremixed Fleetguard antifreeze (dealer part CC2826), 27 L
Valve clearancesCheck your handbook for the clearances. The dealer schedule lists a valve clearance check every 2,000 hours.
Engine oil15W-40 (79038710B)25 L
Vario transmission821XL hydraulic/transmission fluid, grade: check your handbook (79035451B)66 L
Hydraulics821XL hydraulic/transmission fluid, grade: check your handbook (79037113B)71 L
Rear axle final drives85W-140 gear oil13 L (dealer figure)
Front axle differential80W-90 gear oil (79036959B)10 L
Front axle hubs80W-90 gear oil6 L (3 L each side)
Front PTO (if fitted)85W-140 gear oil5 L
Clutch and brake actuation fluidPentosin fluid (72313538)Check the level; capacity not given
CoolantPremixed Fleetguard antifreeze (CC2826)27 L

Specifications

Front axle toe-in0 to 1 mm (0 to 0.04 in)
Wheel nut torques (dealer schedule)Front centre to hub 330 ft/lb (450 Nm); front rim to dish 173 ft/lb (235 Nm); rear centre to hub 457 ft/lb (620 Nm); rear hub tapers to axle (3-step) 442 ft/lb (600 Nm); rear rim to dish 206 ft/lb (280 Nm); rear wheel weights (M16 bolts) 195 ft/lb

Known problems

COM1 and COM2 differ

Several part numbers differ between COM1 and COM2. Use this list only for COM2 tractors.

Oil level

The dealer schedule gives quantities only; always fill to the dipstick or filler hole level in your handbook.

Fault codes: Brakes, compressed air, diff lock and steering pump 05.x.xx

Comfort hydraulics, compressed air and brake monitoring

CodeMeaningWhat to do
05.1.00 / 05.1.FF / 05.1.56 / 05.1.66 / 05.1.8D / 05.1.8F / 05.1.B0 / 05.1.FD / 05.1.FEControl unit memory or parameter checksum errorDealer EOL programming.
05.1.FB / 05.1.FC12 V sensor supply fault / tractor type not compatible with softwareDealer.
05.1.34 / 05.1.51-05.1.53Diff lock sensor, button or solenoid faultCheck the plug; dealer.
05.1.54 / 05.1.55 / 05.1.58 / 05.1.59Brake switch or brake wear sensor faultHave the brakes checked.
05.1.5A / 05.1.5BLeft or right brake pad wornHave the pads replaced now.
05.1.60-05.1.62Compressed air sensor fault or readings disagreeCheck air gauge and leaks; dealer.
05.2.63 / 05.1.64 / 05.1.65 / 05.2.6AAir pressure insufficient, leaking, too high, or compressor duty exceededDo not drive on the road with low brake air; dealer.
05.1.70-05.1.72Front axle lubrication pressure sensor fault or pressure too lowStop and have it checked; low axle lube pressure can damage the axle.
05.1.91-05.1.96Power lift auto-mode or STOP button faultDealer.
05.1.97-05.1.9E / 05.1.B1 / 05.1.B2Steering pump or emergency pump flow monitor fault, steering pump under 5 barSteering may be heavy: stop safely; dealer.
05.1.E0 / 05.1.E8 / 05.1.EA / 05.2.E6Gateway relay, trailer brake monitoring failure or trailer brake disengagedCheck the trailer connection and brakes before moving.
05.1.EB-05.1.EDSteering brake locking clamp or brake pedal lock sensor faultDealer.
05.1.F0-05.1.F3Steering brake servo valve faulty or active during 100% diff lockDealer.

Fault codes: Instrument panel codes 00.x.xx (extra)

Instrument panel / CAN bus

CodeMeaningWhat to do
00.0.0ACAN bus fault to the electrical auxiliary spool valvesCheck the fuse and plugs; dealer.
00.0.0B / 00.0.17CAN bus fault to Variotronic TIRestart; dealer if it returns.
00.0.0ECAN bus fault to VarioGuideGuidance may be lost; restart, then dealer.
00.0.0FCAN bus fault to central electricsRestart; dealer.
00.0.10CAN bus fault to air conditioning (source says check the fuse)Check the A/C fuse; same rating only.
00.0.12CAN bus fault to tyre pressure monitoring (VarioGrip)Check tyre pressures by gauge; dealer.
00.0.14CAN bus fault to electrical auxiliary spool valvesCheck fuse and plugs; dealer.
00.0.19 / 00.0.1FCAN bus fault (target not named in source)Restart; dealer.
00.0.1DEngine ECU faults can't be shown on the panel (bus fault)Dealer: you may not see engine warnings.
00.0.21CAN bus fault to the on-board computerRestart; dealer.
00.1.4D-00.1.4FCAN bus error inside the instrument panelRestart; dealer.
00.1.50Instrument panel not programmedDealer must programme the panel.
00.1.71-00.1.78Enter, Esc, Up or Down key fault (inoperative, or held over 30 s)Press and release each key cleanly; dealer if stuck.
00.1.A0Fuel level too lowRefuel.
00.1.AFAir filter dirty (restriction sensor B215)Clean or replace the air filter now.
00.1.B1Battery voltage too low (alternator G002)Check belt and battery terminals; get the charging checked.
00.1.B2Battery voltage too high (alternator G002)Dealer: risk of damage to electronics and battery.

Fault codes: Central electrics and lights 0F.x.xx

Lights, wipers, washers, mirrors, central electrics

CodeMeaningWhat to do
0F.1.01 / 0F.1.02 / 0F.1.17 / 0F.1.18 / 0F.1.32Brake or tail lamp (left, right, third) faultCheck the bulb and fuse. Needed for road use: fix before driving on the road.
0F.1.03 / 0F.1.31 / 0F.1.13Marker, side marker or position light faultCheck bulb and fuse.
0F.1.05-0F.1.08High beam, low beam, auxiliary high/low beam fault (the source lists the same note under .05 and .06)Check bulb, fuse and relay; headlights are needed on the road.
0F.1.09-0F.1.0CFront or rear indicator faultCheck the bulb and fuse before road use.
0F.2.0D / 0F.2.0E / 0F.2.0F / 0F.2.14 / 0F.2.1CRear socket indicator, stop-light or parking-light pin faultCheck the trailer plug and socket for damage.
0F.1.10 / 0F.1.11 / 0F.1.12 / 0F.1.33Washer pump or nozzle heater faultCheck washer fluid and fuse.
0F.1.15 / 0F.1.16Control panel or A/C control panel faultRestart; dealer.
0F.1.19 / 0F.1.1A / 0F.1.1BCentral electrics voltage too high/low or processor supply wrongCheck the battery and terminals; dealer.
0F.1.1D / 0F.1.1E / 0F.1.34Wiper motor faultCheck wiper arms are free; fuse.
0F.1.21 / 0F.1.27 / 0F.1.28 / 0F.1.2FStored values invalid or memory errorDealer EOL programming.
0F.1.2B / 0F.1.39Mirror heater or mirror adjustment faultFuse check.
0F.1.2C / 0F.1.2DReversing drive solenoid faultDealer.
0F.1.30 / 0F.1.35-0F.1.37Daytime running, work, interior or entry lighting faultCheck bulbs and fuses.

Fault codes: Engine control unit codes 01.x.xx (extra)

Engine ECU (EDC), immobiliser, DPF and AdBlue

CodeMeaningWhat to do
01.1.02 / 01.1.A1Engine ECU not sending speed message / not respondingRestart; dealer.
01.1.04 / 01.1.07Checksum error in TMS or engine parametersDealer.
01.1.0EABS unit detected on a tractor without ABSDealer.
01.1.13-01.1.16Aftertreatment (DPF) CAN messages timed out or unexpectedDealer.
01.1.17 / 01.2.18 / 01.1.19Stationary DPF regeneration required or urgently requiredFollow the handbook for a stationary regeneration in a safe open place; do it now if urgent.
01.2.1BStationary regeneration in progressStay clear of the hot exhaust; don't leave it unattended.
01.1.2E / 01.1.2F / 01.1.61-01.1.6CReversing fan or fan system fault (valve, speed, sensor, parameters)Check the radiators are clean; watch temperature.
01.1.34-01.1.3FImmobiliser communication, serial-number or equipment mismatchTry the other key; dealer.
01.1.50-01.1.52Air filter sensor voltage out of range, or filter was dirty at last useInspect/clean the air filter.
01.0.6D / 01.2.6FAdBlue tank almost emptyFill with AdBlue/DEF soon.
01.1.6E / 01.1.F4AdBlue sensor or consumption message missingCheck DEF level; dealer.
01.1.7A-01.1.7C / 01.1.9A-01.1.9CCruise MIN/MAX or TMS button defective or not communicatingDealer.
01.1.7E / 01.1.9E / 01.1.E0Hand throttle potentiometer defective, no comms or bad checksumCheck the plug; dealer.
01.1.8A-01.1.8EEngine temperature, charge-air temperature or fluid-level message timeoutsDealer.
01.1.8CStarter lock vs clutch pedal check failedCheck the clutch pedal plug.
01.1.A0Engine type mismatch or configuration message issue; torque reducedDealer.
01.2.C0Seat empty with TMS enabled; TMS switched offSit in the seat.
01.2.D0 / 01.1.D1 / 01.0.D2 / 01.1.D3Emissions-related fault: performance and then speed reduced if ignoredDon't ignore: check DEF level and call your dealer.
01.1.F1 / 01.1.F2Immobiliser manipulation detected; performance limited (70% at F2)Dealer.
01.1.F3Fuel consumption message timeoutDealer.

Fault codes: Rear PTO and power lift 06, 08, 09 codes

PTO and front/rear linkage

CodeMeaningWhat to do
06.1.01-06.1.03 / 06.1.11 / 06.1.41-06.1.43 / 06.1.A1PTO button, signal or bus fault, or button held over 30 sRelease buttons; the source says an emergency engage via the cab button (5 s) is possible. Dealer.
06.1.04PTO clutch valve actuation faultPTO disengages; dealer.
06.1.05 / 06.1.10 / 06.1.13Clutch or stub shaft speed sensor fault, or shaft overspeedCheck fuse and plug; dealer.
06.1.15-06.1.20 / 06.1.55-06.1.5A / 06.1.B5-06.1.BASpeed preselection button fault or stuck (540/1000/1000E/1300, neutral)Release buttons; dealer.
06.1.1C / 06.1.1DValve actuation fault: PTO cannot engageDealer.
06.1.45 / 06.1.50 / 06.1.60Clutch slip, shaft above 1300 rpm, or speed off setpoint by over 12%Stop PTO work; dealer.
06.1.E0-06.1.E8Control unit data checksum errorDealer EOL programming.
08.1.04-08.1.0B / 08.1.35Rear lift control unit parameter or configuration errorDealer.
08.2.1A / 08.1.1B / 08.1.1CRear lift not reaching height, lowering on its own, or impreciseLower the implement to the ground and stop; dealer.
08.1.22 / 08.1.65 / 08.1.B0Rear position sensor fault, implausible or not calibratedDealer.
08.1.38 / 08.1.39 / 08.2.1DRear lift pressure sensor faultDealer.
08.1.40-08.1.4FRear lift button or switch faultCheck buttons; dealer.
08.1.49 / 08.1.4A / 08.1.60-08.1.62 / 08.1.6BRear lift valve or solenoid faulty; valve moves to neutralDealer.
09.1.1A-09.1.1C / 09.2.1AFront lift sensor mismatch, lowering by itself, or impreciseLower the implement and stop; dealer.
09.1.22 / 09.1.65 / 09.1.B0 / 09.1.68Front lift position sensor fault, implausible, not calibrated or upper limit exceededDealer.
09.1.60-09.1.63 / 09.1.6BFront lift solenoid faulty (single acting only)Dealer.
09.1.E0-09.1.EFFront lift valve electrical or spool fault; valve neutral and lockedDealer; a jammed spool is often contamination.

Fault codes: Varioterminal, armrest and basic control unit 02, 03, 1F

Terminal and armrest

CodeMeaningWhat to do
02.0.02 / 02.0.80-02.0.82Terminal CAN, memory or checksum errorRestart; dealer EOL programming.
02.1.41 / 02.1.44 / 02.2.40 / 02.2.43Terminal memory full or nearly full; VarioDoc disabledExport and delete old tasks.
02.1.83 / 02.2.48Terminal temperature out of range; brightness reducedLet the cab warm or cool.
02.1.90-02.1.92 / 02.1.98Keypad off: external controller silent, current monitor, button held, or internal faultRelease buttons; dealer.
02.2.42 / 02.2.45 / 02.2.46Terminal and guidance receiver software incompatible or combination not allowedDealer software update.
03.1.01-03.1.03Armrest memory, checksum or comms errorDealer EOL programming.
03.1.06-03.1.7FArmrest parameters invalid (voltage, LIN, indicator, brightness, ramp, crossgate, modules, throttle, lifts)Dealer EOL programming.
03.1.0D-03.1.0FArmrest circuit-board voltage faultCheck the battery; dealer.
1F.1.B0 / 1F.1.B1Basic control unit communication faultDealer: clear fault memory then EOL programming.

Fault codes: Transmission codes 04.x.xx (extra)

Vario transmission, hand brake and joystick

CodeMeaningWhat to do
04.1.01 / 04.1.10-04.1.124WD clutch over-temperature, sensor or valve faultEase off 4WD use and let it cool; dealer.
04.1.06 / 04.1.ECFoot throttle sensor fault / not calibratedDealer recalibration.
04.1.14-04.1.16, 04.1.1D-04.1.1FHydraulic motor 2 solenoid or speed sensor faultDealer.
04.1.20 / 04.1.22Driving pedal potentiometer not calibrated or signal faultDealer.
04.1.21Reverse drive switch faultCheck the switch.
04.1.23-04.1.33Joystick or cruise-control switch / signal faultsUse pedal control; dealer.
04.1.2A / 04.1.45 / 04.1.82 / 04.1.83Bevel pinion speed sensor (B015) fault or implausibleDealer.
04.1.3AGearbox range switch (S070) fault, calibration impossibleDealer.
04.1.3D / 04.1.3EPower reduced because of an exhaust-related fault (or its data corrupt)Check DEF/AdBlue and DPF warnings; dealer.
04.1.49 / 04.1.50 / 04.1.56Transmission oil filter switch: signal fault or filter blockedReplace the transmission oil filter if due; check the plug.
04.2.52 / 04.1.53Gear oil temperature over 105 / 110 deg CEase the load and let it cool; clean coolers.
04.1.58Transmission slip: output speed more than 30% offStop heavy work; dealer.
04.1.5B / 04.2.5ARadar sensor not calibrated / no pulse during calibrationRecalibrate per handbook, or dealer.
04.1.69 / 04.1.72 / 04.1.73 / 04.1.78 / 04.2.A0Seat (driver presence) switch fault or seat state wrongSit properly in the seat; dealer if the switch faults.
04.1.80 / 04.1.81 / 04.1.92-04.1.9EHand brake solenoids, sensor or lever fault, release/apply timeoutDon't rely on the parking brake: chock the wheels. Dealer.
04.1.88 / 04.1.90 / 04.1.91Electric parking brake hardware or data faultChock the wheels; dealer.
04.1.8FSelected tyre circumference too smallDealer to set the correct tyre size.
04.1.9ADouble fault: no valid speed signalDealer.
04.1.A1-04.1.A6Joystick/actuator unit turn-angle, track or reference-point faultDealer.
04.1.BB / 04.1.D1Vehicle faster than the permitted speedSlow down.
04.1.C3-04.1.CA / 04.2.C0-04.2.C7Operator warnings: seat, pedal state, reversing mode, active standstill, hand brake, emergency operation, engine overspeedFollow the on-screen prompt.
04.2.CC-04.2.CEBrake switches not set / cruise control blockedDealer if brake switches fault.
04.2.D0 / 04.1.D5Workshop mode ratio restriction or comms errorDealer.
04.1.D3 / 04.2.D4Hand brake not applied with seat unoccupiedApply the hand brake.
04.1.E1-04.1.FAParameter checksum or calibration errors in the basic control unitDealer must reload parameters.
04.1.EE / 04.1.EFGearbox characteristic or turbo-clutch valve not calibratedDealer calibration.

Fault codes: Spool valves, air-con, front suspension and tyre pressure

0A, 10, 12 and 15 codes

CodeMeaningWhat to do
0A.1.x0 / 0A.1.x1 / 0A.1.xE / 0A.1.xFSpool valve x not reporting, memory fault, test fault or no targetDealer.
0A.1.x2 / 0A.1.x3 / 0A.1.x5Valve under- or over-voltageCheck the battery; dealer.
0A.1.x4 / 0A.1.xA / 0A.1.xBSpool stops short, deflects too far, or float not reachedDealer.
0A.1.x6 / 0A.1.x7 / 0A.1.xDPilot solenoid or position sensor fault, or pilot actuator jamsDealer.
0A.1.x8 / 0A.1.x9 / 0A.1.xCSpool does not return to neutral, not neutral at start, or manual actuationStop; a valve stuck open can move an implement. Dealer.
0A.1.D7-0A.1.DEHydraulic oil level sensor, low or empty tank, high temperature, clogged filterCheck the hydraulic oil level and filter; stop if empty.
0A.1.F0-0A.1.FEControl pressure solenoid, valve heating and external button faultsDealer.
10.1.31 / 10.1.32Air-flow flap actuator faultComfort only.
10.1.34 / 10.1.3DA/C compressor clutch or heater valve faultComfort only.
10.1.35 / 10.1.3B / 10.1.40Blower fan faultCheck fuse.
10.1.36-10.1.39 / 10.1.3F / 10.1.3CA/C temperature or solar sensor fault (emergency mode)Comfort only.
10.1.3AA/C checksum errorDealer EOL programming.
12.1.10-12.1.19 / 12.1.30-12.1.39VarioGrip front/rear axle: sensor, solenoid, leak, fill-rate or pressure fault; axle blockedCheck tyre pressures manually; dealer.
12.1.52-12.1.55Tyre-pressure supply fault; axle(s) blockedDealer.
12.2.04 / 12.2.05 / 12.2.13 / 12.2.33 / 12.2.50Tyre-pressure control aborted or waiting for the operatorCheck the pressures are inside 0.5-2.6 bar; try again.
12.1.00 / 12.1.B0 / 12.1.F0 / 12.1.F1 / 12.1.FETyre-pressure system unknown, stored value, comms or memory errorDealer EOL programming.
15.1.62 / 15.1.63 / 15.1.66 / 15.1.69 / 15.1.6BFront suspension raise, lower, preheat, stabiliser or lock solenoid faultSuspension may lock; drive slowly. Dealer.
15.1.64 / 15.1.65Suspension buttons on the armrestDealer.
15.1.67 / 15.1.68 / 15.1.6C / 15.1.6DWheel position sensor fault, not calibrated or invalid valuesDealer calibration.

Fault codes: Vario 700 / 800 / 900 fault codes

Vario terminal and controllers

CodeMeaningWhat to do
00.0.01Bus fault: engine EDC is not getting its speed settingSwitch off and on. If the tractor will not rev or run correctly, call your dealer.
00.0.02Terminal bus fault: terminal (A008) not reporting on the busCheck battery and connectors; switch off and on. Call your dealer.
0.0.12Terminal bus failure (A008): functions and display may be lostStop safely and call your dealer.
00.0.03Multifunction armrest bus faultCheck armrest plugs. Call your dealer.
00.0.04 / 0.0.14Transmission CAN bus fault: no setpoint to the actuator unitStop and call your dealer; drive may be lost.
00.0.05 / 0.0.154WD / diff-lock bus faultCall your dealer.
00.0.06 / 0.0.16Rear PTO bus faultDo not rely on the PTO; call your dealer.
00.0.07 / 0.0.17Front PTO bus faultCall your dealer.
00.0.08Rear linkage (EPC) bus faultLower the linkage if safe; call your dealer.
00.0.09Front linkage (EPC) bus faultCall your dealer.
00.0.15Front axle suspension bus faultCall your dealer.
00.0.18Electro-hydraulic steering (EHL) bus faultSteering may be affected. Stop and call your dealer.
00.0.1EEngine EDC not reporting to the instrument panelCheck the dash for engine warnings; call your dealer.
0.0.11EDC/EMR bus fault: fault in the engine ECUCall your dealer.
0.0.13Control console CAN bus failure (A004)Call your dealer.
00.1.55Hydraulic oil level sensor (B084) faultCheck the hydraulic oil level, then call your dealer if the code stays.
00.1.59Fuel level sensor (B034) faultDo not trust the fuel gauge; refuel by hours worked.
00.1.54Compressed air pressure sensor fault (instrument cluster)Check the air gauge; if pressure is low, stop and call your dealer.
01.1.01 / 01.1.03Foot throttle pedal sensor (B055) faultCheck the pedal plug; use hand throttle only if safe and call your dealer.
01.1.05Engine configuration cannot be read from EDCCall your dealer.
01.1.30No ignition key taught in (immobiliser)Try your other key; call your dealer if it will not start.
01.1.31 / 01.1.32Immobiliser fault; key without transponderUse the original key; call your dealer.
01.1.7DFoot throttle idle switch faultCheck the pedal; call your dealer.
01.1.7EHand throttle potentiometer electrical faultCall your dealer.
02.1.EEISO job computer (ISOBUS) error on the basic control unitCheck the implement connection and plug; call your dealer.
03.1.01 / 03.1.02 / 03.1.03Armrest MFA internal hardware or software faultSwitch off and on; call your dealer.
04.1.04Clutch pedal rotary sensor (B017) faultCheck the pedal; call your dealer.
04.1.05High-pressure sensor II (B039) in the transmission: signal faultCall your dealer.
04.1.07High-pressure sensor 1 (B008) in the transmission: faultCall your dealer.
04.1.24Hand brake switch signal faultCheck the hand brake is fully released; call your dealer if the code stays.
04.1.28Forward/reverse incremental encoder (A009) signal faultCall your dealer.
0F.1.23Basic control unit gets no data from the transmissionStop and call your dealer.
0F.1.26No data from the steering (EHL steering angle)Steering may behave oddly; stop and call your dealer.
0F.1.2BMirror heater faultCheck the mirror heater fuse.
0F.2.0D / 0F.2.0ELeft / right indicator at the trailer socket faultyCheck the trailer plug and bulbs before road use.

Repair guides

The full step-by-step guides are in Farmyard Workshop once you add your tractor.

Parts list with genuine part numbers

Maker part numbers per site service schedule: 900 Vario COM2 (916–926) (Dates: check your serial number); check serial range; plus Fendt 924 (924/06001-99999), AGCO Parts parts book (nearest 916-926 COM2 era book found on AGCO Parts; check serial range)

Engine service

PartPart numberQtyNotes
Engine oil79038710B115W-40, 25 L
Engine oil filterF9262025100101
Oil drain plug gasketX5400066780002
Engine air filter, primary elementH9302000911001
Engine air filter, secondary elementH9162010910601
Valve cover gasket7252000102511
Valve cover gasket (second part)F9262022100103Dealer lists 3

Fuel

PartPart numberQtyNotes
Fuel filterF8162000600201
Fuel pre-filterF9162000601001O-rings 72451959 and 72452215
Fuel pump pre-filterF9262027106801O-ring 72425811

Cooling

PartPart numberQtyNotes
CoolantCC28261Premixed Fleetguard antifreeze, 27 L
Radiator capG1992040500201
Coolant drain plug gasketX5400024780001

Transmission and hydraulics

PartPart numberQtyNotes
Transmission oil79035451B1821XL hydraulic/transmission fluid (grade: check your handbook), 66 L
Pressure filterF91610060001A1
Pressure filter O-ring723134951
Suction filterF9161004900101
Suction filter O-ring724240951
Drain plug gasketX5400030780001
Drain plug gasket (second size)X5400102780001
Hydraulic oil79037113B1821XL hydraulic/transmission fluid (grade: check your handbook), 71 L
Hydraulic return line filterG7168600603101O-ring 72312305
Hydraulic reservoir breatherF9168600600101
Endplate service kit / accumulator testF7169610200101
Drain plug gasketX5400094780001
Pilot pressure filterF7169610202201O-ring 72433582

Front axle

PartPart numberQtyNotes
Gear oil79036959B180W-90. Gear oil, 10 L differential and 6 L hubs
Drain plug gasketX5400076780004Dealer lists 4

Rear axle

PartPart numberQtyNotes
Drain plug gasketX5400074780001
Drain plug gasket (second size)X5400082780001

Cab

PartPart numberQtyNotes
Recirculating air filter9208101400401
Fresh air filterH8168101400711
Heater air filterH2608101401801

Other

PartPart numberQtyNotes
Grease79014728B1Grease (grade: check your handbook). Fendt grease pack

Engine

PartPart numberQtyNotes
Engine oil filter, spin-onF284201310040Wear part
Oil filter headF824200310470
Oil cooler, oil to waterF824200310270
Oil cooler sealF926202310270
Fuel filter assemblyF824200710580
Fuel filter bleed screwF824200711230
Air filter assemblyG926200090010
Air filter cartridge (outer)F926200090010Wear part
Air filter safety cartridgeV836331744Wear part
Air filter cover (substitution)F926200090230
Air filter suction lineH926200090010
Water pump, without pulleyF926200610060
Water pump, completeF926200610030
Water pump impellerF926200610080
Water pump sliding ring sealF926200610040
Water pump sealF291200610120
Water pump sealF824200610040
Water pump V-belt sheaveF926200610070
Thermostat, without housingF824200050060Wear part

Electrics

PartPart numberQtyNotes
Alternator 150 AG515900010100
Alternator regulatorF515900010010
Alternator carbon brushF515900010020
Alternator V-belt sheaveF926900010020
Starter motor (Bosch)F824900060080
Starter solenoidF824900060090
Starter pinionF824900060120
Starter carbon brushF824900060110

Brakes

PartPart numberQtyNotes
Disc brake caliper822100150150
Disc brake bearing flange, right822100010020
Disc brake bearing flange, left822100010010
Plain disc brake assemblyG822100150040
Disc brake operating discF822100150010
Disc brake ballF822100150020
Disc brake pulling springF822100150060
Disc brake disc, inner835100321071Wear part
Disc brake shim discF822100150050
Disc brake shaft seal 80x100X550150200000
Disc brake O-ring 267x3X549041100000
Disc brake O-ring 310x3X549044100000

Sources

Open Farmyard Workshop

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